public Expression <Func <T, int> > CreateGetSizeMethod()
{
var obj = Expression.Parameter(typeof(T), "obj");
var body = PersistSizeHelper.CreateSizeBody(obj, CharSize, MembersOrder, AllowNull);
return(Expression.Lambda <Func <T, int> >(body, obj));
}
public Expression <Func <IData, int> > CreateGetSizeMethod()
{
var idata = Expression.Parameter(typeof(IData), "idata");
var dataType = typeof(Data <>).MakeGenericType(Type);
var dataValue = Expression.Variable(Type, "dataValue");
var assign = Expression.Assign(dataValue, Expression.Convert(idata, dataType).Value());
var body = PersistSizeHelper.CreateSizeBody(dataValue, CharSize, MembersOrder, AllowNull);
return(Expression.Lambda <Func <IData, int> >(Expression.Block(new ParameterExpression[] { dataValue }, assign, body), idata));
}
